eventemitter3

EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.

v5.0.1 URL: https://unpkg.com/eventemitter3@5.0.1/index.js

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EventEmitter EventEmitter2 EventEmitter3 Events addEventListener addListener emit emits emitter event once pub/sub publish reactor subscribe

eventemitter2

A feature-rich Node.js event emitter implementation with namespaces, wildcards, TTL, async listeners and browser/worker support.

v6.4.9 URL: https://unpkg.com/eventemitter2@6.4.9/lib/eventemitter2.js

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event events emitter eventemitter addEventListener addListener pub/sub emit emits on once publish subscribe

nanoevents

Simple and tiny (107 bytes) event emitter library

v9.1.0 URL: https://unpkg.com/nanoevents@9.1.0/index.js

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EventEmitter Events emit emitter event pub/sub publish reactor subscribe

typed-signals

A type checked signal library for TypeScript (and JavaScript)

v3.0.0 URL: https://unpkg.com/typed-signals@3.0.0/dist/index.js

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TypeScript Signal Event Publish Subscribe

cometd

Comet and WebSocket library for web messaging

v8.0.6 URL: https://unpkg.com/cometd@8.0.6/cometd.js

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comet websocket messaging pubsub publish subscribe rpc p2p peer-to-peer